74ABT2952集成电路（IC）的缓冲器驱动器接收器收发器规格书PDF中文资料

General Description

The ABT2952 is an octal registered transceiver. Two 8-bit back to back registers store data flowing in both directions between two bidirectional buses. Separate clock, clock enable and 3-STATE output enable signals are provided for each register. The output pins are guaranteed to source 32 mA and to sink 64 mA.

特性 Features

■ Separate clock, clock enable and 3-STATE output

enable provided for each register

■ A and B output sink capability of 64 mA source capability of 32 mA

■ Guaranteed output skew

■ Guaranteed multiple output switching specifications

■ Output switching specified for both 50 pF and 250 pF loads

■ Guaranteed simultaneous switching noise level and

dynamic threshold performance

■ Guaranteed latchup protection

■ High impedance glitch free bus loading during entire

power up and power down cycle

■ Nondestructive hot insertion capability